You can change your SSH port by simply logging in to your VPS and then opening up the SSH daemon...
You do not need to clear your RAM cache. Linux has many decades of excellent memory management...
You may receive the following error message while trying to enable ufw (ufw enable):ERROR:...
If you see a message like the below when you are trying to connect to your VPS using SSH, it's...
To enable NFS on your VPS, you can simply open a ticket with us and we'll handle the rest.